/* ===== RESET & BASE ===== */
*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue-900: #091a24;
  --blue-800: #0e2538;
  --blue-700: #153448;
  --blue-600: #1c3f58;
  --blue-500: #2a8a86;
  --blue-400: #3da8a3;
  --blue-300: #60bfba;
  --blue-200: #94d6d3;
  --blue-100: #cceceb;
  --blue-50: #eef8f7;
  --green-600: #1a7a6e;
  --green-500: #22917f;
  --green-400: #3dbba8;
  --green-300: #6dd4c4;
  --green-100: #d1f0eb;
  --purple-500: #1b5e6e;
  --purple-400: #3a8494;
  --cyan-400: #3dd8cc;
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-600: #64748b;
  --gray-700: #475569;
  --gray-900: #0f172a;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xl: 24px;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.1);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --transition-slow: 0.6s cubic-bezier(0.4,0,0.2,1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--gray-900);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===== UTILITIES ===== */
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.section { padding: 120px 0; position: relative; }
.text-center { text-align: center; }

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }
.reveal-delay-4 { transition-delay: .4s; }
.reveal-delay-5 { transition-delay: .5s; }
.reveal-delay-6 { transition-delay: .6s; }
.reveal-delay-7 { transition-delay: .7s; }
.reveal-delay-8 { transition-delay: .8s; }
.reveal-delay-9 { transition-delay: .9s; }
.reveal-delay-10 { transition-delay: 1s; }
.reveal-delay-11 { transition-delay: 1.1s; }
.reveal-delay-12 { transition-delay: 1.2s; }
.reveal-left { opacity: 0; transform: translateX(-60px); transition: opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1); }
.reveal-right { opacity: 0; transform: translateX(60px); transition: opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1); }
.reveal-left.visible, .reveal-right.visible { opacity: 1; transform: translateX(0); }
.reveal-scale { opacity: 0; transform: scale(0.9); transition: opacity 0.8s cubic-bezier(0.16,1,0.3,1), transform 0.8s cubic-bezier(0.16,1,0.3,1); }
.reveal-scale.visible { opacity: 1; transform: scale(1); }

/* ===== TYPOGRAPHY ===== */
h1,h2,h3,h4 { line-height: 1.2; font-weight: 800; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.8rem,6vw,4.2rem); }
h2 { font-size: clamp(2rem,4vw,3rem); margin-bottom: 16px; }
h3 { font-size: 1.25rem; font-weight: 700; }
p { color: var(--gray-600); font-size: 1.05rem; }
.lead { font-size: 1.25rem; color: var(--gray-600); max-width: 600px; margin: 0 auto; line-height: 1.8; }

.section-subtitle {
  font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 3px;
  color: var(--blue-500); margin-bottom: 12px; display: inline-flex; align-items: center; gap: 8px;
}
.section-subtitle::before {
  content: ''; display: inline-block; width: 24px; height: 2px;
  background: var(--blue-500); border-radius: 2px;
}

/* Gradient text */
.gradient-text {
  background: linear-gradient(135deg, var(--blue-500) 0%, var(--purple-500) 50%, var(--cyan-400) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 36px; font-size: 1rem; font-weight: 600;
  border: none; border-radius: 50px; cursor: pointer;
  transition: all var(--transition); text-decoration: none; line-height: 1;
  position: relative; overflow: hidden; font-family: inherit;
}
.btn::after {
  content: ''; position: absolute; inset: 0; border-radius: inherit;
  opacity: 0; background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  transition: opacity var(--transition);
}
.btn:hover::after { opacity: 1; }

.btn-primary {
  background: linear-gradient(135deg, var(--blue-500), var(--blue-400));
  color: var(--white); box-shadow: 0 4px 20px rgba(37,99,235,0.3);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(37,99,235,0.45); }

.btn-secondary {
  background: rgba(255,255,255,0.1); color: var(--white);
  border: 2px solid rgba(255,255,255,0.2); backdrop-filter: blur(10px);
}
.btn-secondary:hover { background: rgba(255,255,255,0.2); transform: translateY(-3px); }

.btn-ghost {
  background: var(--white); color: var(--gray-900); border: 2px solid var(--gray-200);
}
.btn-ghost:hover { border-color: var(--blue-400); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(37,99,235,0.1); }

.btn-green {
  background: linear-gradient(135deg, var(--green-500), var(--green-400));
  color: var(--white); box-shadow: 0 4px 20px rgba(16,185,129,0.3);
}
.btn-green:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(16,185,129,0.45); }

.btn-glow {
  background: linear-gradient(135deg, var(--blue-500), var(--purple-500));
  color: var(--white); box-shadow: 0 4px 20px rgba(139,92,246,0.3);
  font-size: 1.1rem; padding: 20px 44px;
}
.btn-glow:hover { transform: translateY(-3px); box-shadow: 0 8px 40px rgba(139,92,246,0.5); }

.btn-lg { padding: 20px 44px; font-size: 1.1rem; }
.btn-icon { transition: transform 0.3s ease; }
.btn:hover .btn-icon { transform: translateX(4px); }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,1); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(226,232,240,0.5); transition: all var(--transition);
}
.navbar.scrolled { background: rgba(255,255,255,0.95); box-shadow: 0 1px 40px rgba(0,0,0,0.06); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.navbar-brand { display: flex; align-items: center; }
.brand-logo { height: 38px; width: auto; display: block; }
.navbar-links { display: flex; align-items: center; gap: 36px; list-style: none; }
.navbar-links a { font-weight: 500; color: var(--gray-600); transition: color var(--transition); font-size: 0.95rem; position: relative; }
.navbar-links a:not(.btn)::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
  background: var(--blue-500); border-radius: 2px; transition: width var(--transition);
}
.navbar-links a:not(.btn):hover::after, .navbar-links a:not(.btn).active::after { width: 100%; }
.navbar-links a:hover, .navbar-links a.active { color: var(--gray-900); }
.navbar-links .btn.btn-primary { color: var(--white); }
.navbar-links .btn { padding: 10px 24px; font-size: 0.9rem; }

/* Language Switcher */
.lang-switcher { position: relative; }
.lang-current {
  display: flex; align-items: center; gap: 6px; cursor: pointer; padding: 6px 14px;
  border-radius: 8px; font-weight: 600; font-size: 0.85rem; color: var(--gray-600);
  background: rgba(37,99,235,0.06); border: 1px solid rgba(37,99,235,0.12);
  transition: all var(--transition); font-family: inherit;
}
.lang-current:hover { color: var(--blue-500); background: rgba(37,99,235,0.12); border-color: rgba(37,99,235,0.2); }
.lang-current svg { transition: transform 0.3s; }
.lang-switcher.open .lang-current svg { transform: rotate(180deg); }
.lang-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0; background: var(--white);
  border-radius: 12px; box-shadow: 0 8px 30px rgba(0,0,0,0.12); padding: 6px;
  min-width: 160px; opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: all 0.3s cubic-bezier(0.16,1,0.3,1); z-index: 200;
}
.lang-switcher.open .lang-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-dropdown button {
  display: flex; align-items: center; gap: 8px; width: 100%; padding: 9px 14px;
  border: none; background: transparent; cursor: pointer; border-radius: 8px;
  font-family: inherit; font-size: 0.9rem; color: var(--gray-700); transition: background 0.2s;
}
.lang-dropdown button:hover { background: rgba(37,99,235,0.06); }
.lang-dropdown button.active { color: var(--blue-500); font-weight: 600; background: rgba(37,99,235,0.08); }

.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; z-index: 100; }
.mobile-toggle span { display: block; width: 22px; height: 2px; background: var(--gray-900); margin: 5px 0; transition: all var(--transition); border-radius: 2px; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center; padding: 120px 0 80px;
  background: var(--gray-900); position: relative; overflow: hidden;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg .orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.4; animation: orbFloat 20s ease-in-out infinite; }
.hero-bg .orb-1 { width: 600px; height: 600px; background: var(--blue-500); top: -15%; right: -10%; }
.hero-bg .orb-2 { width: 500px; height: 500px; background: var(--purple-500); bottom: -20%; left: -10%; animation-delay: -7s; }
.hero-bg .orb-3 { width: 400px; height: 400px; background: var(--green-500); top: 40%; left: 50%; opacity: 0.2; animation-delay: -14s; }
@keyframes orbFloat {
  0%,100% { transform: translate(0,0) scale(1); }
  25% { transform: translate(30px,-40px) scale(1.05); }
  50% { transform: translate(-20px,20px) scale(0.95); }
  75% { transform: translate(40px,30px) scale(1.02); }
}
.hero-grid {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px; z-index: 1;
}
.particles { position: absolute; inset: 0; z-index: 1; overflow: hidden; }
.particle { position: absolute; width: 3px; height: 3px; background: rgba(255,255,255,0.25); border-radius: 50%; animation: particleFade 4s ease-in-out infinite; }
@keyframes particleFade { 0%,100% { opacity: 0; transform: translateY(0); } 50% { opacity: 1; transform: translateY(-30px); } }
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 800px; margin: 0 auto; text-align: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 24px;
  background: rgba(37,99,235,0.15); border: 1px solid rgba(37,99,235,0.25);
  color: var(--blue-300); border-radius: 50px; font-size: 0.85rem; font-weight: 600;
  margin-bottom: 32px; backdrop-filter: blur(10px); animation: badgePulse 3s ease-in-out infinite;
}
@keyframes badgePulse { 0%,100% { box-shadow: 0 0 0 0 rgba(37,99,235,0.2); } 50% { box-shadow: 0 0 0 12px rgba(37,99,235,0); } }
.hero h1 { color: var(--white); margin-bottom: 24px; line-height: 1.15; }
.hero h1 .gradient-text {
  background: linear-gradient(135deg, var(--blue-300) 0%, var(--purple-400) 40%, var(--cyan-400) 70%, var(--green-400) 100%);
  background-size: 200% 200%; -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  animation: gradientShift 6s ease-in-out infinite;
}
@keyframes gradientShift { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
.hero p { font-size: 1.3rem; margin-bottom: 44px; color: rgba(255,255,255,0.6); max-width: 560px; margin-left: auto; margin-right: auto; line-height: 1.8; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 64px; }
.hero-stats { display: flex; justify-content: center; gap: 48px; padding-top: 48px; border-top: 1px solid rgba(255,255,255,0.08); }
.stat { text-align: center; }
.stat-number { font-size: 2.2rem; font-weight: 800; color: var(--white); display: block; line-height: 1; margin-bottom: 6px; }
.stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.4); font-weight: 500; }

.hero-scroll-hint {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  margin-top: 48px; color: rgba(255,255,255,0.35); font-size: 0.8rem;
  font-weight: 500; letter-spacing: 1px; text-transform: uppercase;
  animation: scrollBounce 2s ease-in-out infinite;
}
.hero-scroll-hint svg { opacity: 0.5; }
@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}

/* ===== LOGO BAR ===== */
.logo-bar { padding: 56px 0; background: var(--gray-50); border-bottom: 1px solid var(--gray-100); }
.logo-bar p { font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 2px; color: var(--gray-300); margin-bottom: 28px; }
.logo-track { display: flex; align-items: center; justify-content: center; gap: 48px; flex-wrap: wrap; }
.logo-item { font-size: 1.3rem; font-weight: 800; color: var(--gray-300); letter-spacing: -0.02em; transition: color var(--transition); }
.logo-item:hover { color: var(--gray-600); }

/* ===== FEATURES ===== */
.features { background: var(--white); }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 24px; margin-top: 64px; }
.feature-card {
  background: var(--white); border: 1px solid var(--gray-100); border-radius: var(--radius-xl);
  padding: 40px 32px; transition: all var(--transition); position: relative; overflow: hidden; cursor: default;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(0,0,0,0.08); border-color: var(--gray-200); }
.feature-card:hover .feature-icon { transform: scale(1.08); }
.feature-header { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.feature-icon {
  width: 56px; height: 56px; min-width: 56px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}
.feature-icon svg { width: 26px; height: 26px; flex-shrink: 0; }
.feature-icon.blue { background: linear-gradient(135deg, var(--blue-100), var(--blue-50)); color: var(--blue-500); }
.feature-icon.green { background: linear-gradient(135deg, var(--green-100), #ecfdf5); color: var(--green-500); }
.feature-icon.purple { background: linear-gradient(135deg, #ede9fe, #f5f3ff); color: var(--purple-500); }
.feature-card h3 { margin-bottom: 0; }
.feature-card p { font-size: 0.95rem; line-height: 1.7; }

.feature-card.feature-cta {
  background: linear-gradient(135deg, var(--blue-900), var(--blue-700));
  border: 1px solid rgba(61,168,163,0.2);
}
.feature-cta .feature-cta-icon {
  width: 56px; height: 56px; min-width: 56px; border-radius: 16px;
  background: linear-gradient(135deg, var(--blue-400), var(--cyan-400));
  display: flex; align-items: center; justify-content: center;
}
.feature-cta .feature-cta-icon svg { color: var(--white); }
.feature-cta h3 { color: var(--white); margin-bottom: 8px; font-size: 1.15rem; }
.feature-cta p { color: rgba(255,255,255,0.6); font-size: 0.95rem; margin-bottom: 20px; }
.feature-cta .btn-cta-card {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 24px; border-radius: 10px; font-size: 0.9rem; font-weight: 600;
  background: linear-gradient(135deg, var(--blue-400), var(--cyan-400));
  color: var(--white); text-decoration: none; border: none; cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}
.feature-cta .btn-cta-card:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(42,138,134,0.3); }
.feature-card.feature-cta:hover { transform: translateY(-6px); border-color: rgba(61,168,163,0.4); }

/* ===== HOW IT WORKS ===== */
.how-it-works { background: var(--gray-50); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 64px; position: relative; }
.steps::before {
  content: ''; position: absolute; top: 48px; left: 16.6%; right: 16.6%; height: 2px;
  background: linear-gradient(90deg, var(--blue-400), var(--purple-400), var(--green-400)); border-radius: 2px;
}
.step-card { text-align: center; position: relative; z-index: 1; }
.step-number {
  width: 96px; height: 96px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  margin: 0 auto 28px; font-size: 2rem; font-weight: 800;
  background: var(--white); border: 3px solid var(--gray-200); color: var(--gray-900);
  transition: all var(--transition); box-shadow: var(--shadow);
}
.step-card:hover .step-number { border-color: var(--blue-400); box-shadow: 0 0 0 8px rgba(37,99,235,0.1); transform: scale(1.08); }
.step-card h3 { margin-bottom: 10px; }
.step-card p { font-size: 0.95rem; max-width: 280px; margin: 0 auto; }

/* ===== INTEGRATION ===== */
.integration { background: var(--gray-900); color: var(--white); position: relative; overflow: hidden; }
.integration::before {
  content: ''; position: absolute; width: 600px; height: 600px; border-radius: 50%;
  background: var(--blue-500); filter: blur(120px); opacity: 0.1; top: -200px; right: -200px;
}
.integration h2 { color: var(--white); }
.integration .lead { color: rgba(255,255,255,0.5); }
.code-block {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-xl); padding: 32px 36px; margin: 48px auto 32px;
  max-width: 720px; text-align: left; position: relative; backdrop-filter: blur(10px);
  transition: all var(--transition);
}
.code-block:hover { border-color: rgba(37,99,235,0.3); box-shadow: 0 0 40px rgba(37,99,235,0.1); }
.code-block code { font-family: 'JetBrains Mono','Fira Code','Consolas', monospace; font-size: 0.92rem; color: var(--gray-300); line-height: 2; white-space: pre-wrap; word-break: break-all; }
.code-block .tag { color: var(--blue-300); }
.code-block .attr { color: var(--purple-400); }
.code-block .str { color: var(--green-400); }
.copy-btn {
  position: absolute; top: 16px; right: 16px;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12);
  color: var(--gray-300); padding: 8px 18px; border-radius: 50px;
  font-size: 0.8rem; font-weight: 600; cursor: pointer;
  transition: all var(--transition); font-family: inherit;
}
.copy-btn:hover { background: rgba(255,255,255,0.15); color: var(--white); }

/* ===== NEWSLETTER ===== */
.newsletter-section { background: var(--white); overflow: hidden; }
.newsletter-form { max-width: 600px; margin: 48px auto 0; }
.newsletter-inputs {
  display: flex; flex-direction: column; gap: 16px;
}
.newsletter-field input {
  width: 100%; padding: 16px 18px; border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm); font-size: 1rem; font-family: inherit;
  color: var(--gray-900); background: var(--white); transition: all var(--transition);
  box-sizing: border-box;
}
.newsletter-field input:focus {
  outline: none; border-color: var(--blue-400); box-shadow: 0 0 0 4px rgba(37,99,235,0.1);
}
.newsletter-form .btn { width: 100%; padding: 16px 28px; margin-top: 4px; }
.newsletter-note { font-size: 0.85rem; color: var(--gray-500); margin-top: 16px; }

/* ===== TERMS PAGE ===== */
.terms-section { background: var(--white); }
.terms-content { max-width: 800px; margin: 0 auto; }
.terms-block { margin-bottom: 40px; }
.terms-block h2 { font-size: 1.25rem; color: var(--gray-900); margin-bottom: 12px; }
.terms-block p { font-size: 0.95rem; line-height: 1.8; color: var(--gray-700); }
.terms-block a { color: var(--blue-500); text-decoration: underline; transition: color var(--transition); }
.terms-block a:hover { color: var(--blue-600); }

/* ===== CTA SECTION ===== */
.cta-section {
  background: var(--gray-900); color: var(--white); text-align: center;
  padding: 100px 0; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; width: 800px; height: 800px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-500), var(--purple-500));
  filter: blur(150px); opacity: 0.12; top: 50%; left: 50%; transform: translate(-50%,-50%);
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section h2 { color: var(--white); margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.5); margin-bottom: 40px; }

/* ===== PRICING ===== */
.pricing { background: var(--gray-50); position: relative; }
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
  margin-top: 64px; align-items: start;
}
.pricing-card {
  background: var(--white);
  border-radius: var(--radius-xl); padding: 44px 32px; position: relative;
  overflow: hidden; border: 1px solid var(--gray-100);
  box-shadow: var(--shadow); transition: all var(--transition-slow);
}
.pricing-card:hover { transform: translateY(-8px); box-shadow: 0 32px 80px rgba(0,0,0,0.12); }
.pricing-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--blue-500), var(--purple-500), var(--green-400));
  background-size: 200% 100%; animation: gradientSlide 4s ease-in-out infinite;
}
@keyframes gradientSlide { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }

/* Popular card highlight */
.pricing-card.popular {
  border: 2px solid var(--blue-400);
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(37,99,235,0.1);
  transform: scale(1.04);
  z-index: 1;
}
.pricing-card.popular:hover { transform: scale(1.04) translateY(-8px); }
.pricing-card.popular::before { height: 5px; }
.pricing-popular-tag {
  position: absolute; top: 16px; right: -32px;
  background: linear-gradient(135deg, var(--blue-500), var(--purple-500));
  color: var(--white); font-size: 0.7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.5px; padding: 6px 40px;
  transform: rotate(35deg); white-space: nowrap;
}

.pricing-badge {
  display: inline-block; background: linear-gradient(135deg, var(--blue-100), #ede9fe);
  color: var(--blue-600); font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 2px; padding: 8px 20px;
  border-radius: 50px; margin-bottom: 28px;
}
.pricing-card h3 { font-size: 1.4rem; margin-bottom: 8px; }
.pricing-amount { display: flex; align-items: baseline; justify-content: center; gap: 4px; margin: 28px 0; }
.pricing-amount .currency { font-size: 1.4rem; font-weight: 700; color: var(--gray-600); }
.pricing-amount .price { font-size: 3rem; font-weight: 800; line-height: 1; letter-spacing: -0.04em; }
.pricing-amount .price .gradient-text { background: linear-gradient(135deg, var(--blue-500), var(--purple-500)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.pricing-amount .period { font-size: 0.9rem; color: var(--gray-600); }
.pricing-features { list-style: none; margin: 28px 0; text-align: left; }
.pricing-features li {
  padding: 10px 0; display: flex; align-items: center; gap: 12px;
  font-size: 0.95rem; color: var(--gray-700); border-bottom: 1px solid var(--gray-100);
  transition: all var(--transition);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li:hover { padding-left: 8px; }
.pricing-features li .check {
  width: 22px; height: 22px; background: linear-gradient(135deg, var(--green-100), #ecfdf5);
  color: var(--green-500); border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: 0.65rem; flex-shrink: 0; font-weight: 700;
}

/* Outline button variant for non-popular plans */
.btn-outline {
  background: transparent; border: 2px solid var(--gray-200);
  color: var(--gray-900); font-weight: 700; transition: all var(--transition);
}
.btn-outline:hover {
  border-color: var(--blue-400); background: var(--blue-50); color: var(--blue-600);
}

/* ===== CONTACT ===== */
.contact { background: var(--white); }
.contact-wrapper { display: grid; grid-template-columns: 1fr 1.2fr; gap: 72px; margin-top: 64px; align-items: start; }
.contact-info h3 { font-size: 1.5rem; margin-bottom: 16px; }
.contact-info p { margin-bottom: 36px; }
.contact-details { list-style: none; display: flex; flex-direction: column; gap: 24px; }
.contact-details li { display: flex; align-items: center; gap: 16px; padding: 16px; border-radius: var(--radius); transition: all var(--transition); }
.contact-details li:hover { background: var(--gray-50); }
.contact-details .icon {
  width: 48px; height: 48px; background: linear-gradient(135deg, var(--blue-100), var(--blue-50));
  color: var(--blue-500); border-radius: 14px; display: flex; align-items: center;
  justify-content: center; font-size: 1.1rem; flex-shrink: 0; transition: transform var(--transition);
}
.contact-details li:hover .icon { transform: scale(1.1); }
.contact-details .detail-text strong { display: block; font-size: 0.8rem; color: var(--gray-600); font-weight: 500; text-transform: uppercase; letter-spacing: 0.5px; }
.contact-details .detail-text span { font-weight: 700; color: var(--gray-900); font-size: 1.05rem; }
.contact-form {
  background: var(--gray-50); border-radius: var(--radius-xl); padding: 44px;
  border: 1px solid var(--gray-100); transition: all var(--transition);
}
.contact-form:hover { box-shadow: var(--shadow-lg); }
.form-group { margin-bottom: 22px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.9rem; color: var(--gray-900); }
.form-group input, .form-group textarea {
  width: 100%; padding: 16px 18px; border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm); font-family: inherit; font-size: 1rem;
  color: var(--gray-900); background: var(--white); transition: all var(--transition);
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--blue-400); box-shadow: 0 0 0 4px rgba(37,99,235,0.1); }
.form-group textarea { min-height: 140px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ===== ALERTS ===== */
.alert { border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; padding: 16px 20px; margin-top: 16px; text-align: center; line-height: 1.6; }
.alert-success { background: linear-gradient(135deg, #ecfdf5, #d1fae5); color: #065f46; border: 1px solid #6ee7b7; }
.alert-warning { background: linear-gradient(135deg, #fffbeb, #fef3c7); color: #92400e; border: 1px solid #fcd34d; }
.alert-danger, .alert-error { background: linear-gradient(135deg, #fef2f2, #fee2e2); color: #991b1b; border: 1px solid #fca5a5; }
.alert-info { background: linear-gradient(135deg, #eff6ff, #dbeafe); color: #1e40af; border: 1px solid #93c5fd; }

/* ===== CONTACT RESPONSE ALERTS ===== */
.contact-response { border-radius: var(--radius-sm); font-weight: 600; font-size: 0.95rem; padding: 16px 20px; margin-top: 16px; text-align: center; }
.contact-response .alert-content { line-height: 1.6; }
.contact-response.alert-success { background: linear-gradient(135deg, #ecfdf5, #d1fae5); color: #065f46; border: 1px solid #6ee7b7; }
.contact-response.alert-warning { background: linear-gradient(135deg, #fffbeb, #fef3c7); color: #92400e; border: 1px solid #fcd34d; }
.contact-response.alert-error { background: linear-gradient(135deg, #fef2f2, #fee2e2); color: #991b1b; border: 1px solid #fca5a5; }

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 160px 0 72px; background: var(--gray-900); text-align: center;
  position: relative; overflow: hidden;
}
.page-header::before {
  content: ''; position: absolute; width: 600px; height: 600px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue-500), var(--purple-500));
  filter: blur(150px); opacity: 0.1; top: -200px; left: 50%; transform: translateX(-50%);
}
.page-header .container { position: relative; z-index: 1; }
.page-header h1 { color: var(--white); margin-bottom: 16px; }
.page-header .lead { color: rgba(255,255,255,0.5); }
.page-header .section-subtitle { color: var(--blue-400); }
.page-header .section-subtitle::before { background: var(--blue-400); }
.error-code { font-size: clamp(6rem, 15vw, 12rem); font-weight: 800; line-height: 1; background: var(--gradient-blue); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; opacity: 0.25; margin-bottom: 8px; }

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-900); color: var(--gray-600);
  padding: 56px 0 32px; border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-content { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 24px; }
.footer-brand { display: flex; align-items: center; }
.footer-logo { height: 32px; width: auto; display: block; /* filter: brightness(0) invert(1); */ }
.footer-links { display: flex; gap: 32px; list-style: none; }
.footer-links a { color: var(--gray-600); font-size: 0.9rem; font-weight: 500; transition: color var(--transition); }
.footer-links a:hover { color: var(--white); }
.footer-actions { display: flex; justify-content: center; gap: 24px; margin-top: 32px; }
.footer-actions a { display: inline-block; opacity: 0.7; transition: opacity var(--transition); }
.footer-actions a:hover { opacity: 1; }
.footer-actions img { height: 40px; width: auto; }
.footer-bottom { margin-top: 36px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.06); text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.25); }

/* ===== WIDGET DEMO MODAL ===== */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  z-index: 2000; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all 0.35s ease;
}
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal {
  background: var(--white); border-radius: var(--radius-xl);
  width: 92%; max-width: 440px; max-height: 88vh; overflow-y: auto;
  box-shadow: 0 32px 100px rgba(0,0,0,0.3); transform: translateY(30px) scale(0.95);
  transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
}
.modal-overlay.active .modal { transform: translateY(0) scale(1); }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 28px 32px 20px; border-bottom: 1px solid var(--gray-100); }
.modal-header h3 { font-size: 1.2rem; display: flex; align-items: center; gap: 10px; }
.modal-close {
  width: 36px; height: 36px; background: var(--gray-100); border: none;
  border-radius: 50%; cursor: pointer; display: flex; align-items: center;
  justify-content: center; font-size: 1.2rem; color: var(--gray-600); transition: all var(--transition);
}
.modal-close:hover { background: var(--gray-200); color: var(--gray-900); transform: rotate(90deg); }
.modal-body { padding: 24px 32px 32px; }
.widget-option { display: flex; align-items: center; justify-content: space-between; padding: 16px 0; border-bottom: 1px solid var(--gray-100); }
.widget-option:last-child { border-bottom: none; }
.widget-option-info { display: flex; align-items: center; gap: 14px; }
.widget-option-icon {
  width: 42px; height: 42px; border-radius: 12px; display: flex; align-items: center;
  justify-content: center; font-size: 1.1rem; flex-shrink: 0; transition: transform var(--transition);
}
.widget-option:hover .widget-option-icon { transform: scale(1.1); }
.widget-option-icon.blue { background: linear-gradient(135deg, var(--blue-100), var(--blue-50)); color: var(--blue-500); }
.widget-option-icon.green { background: linear-gradient(135deg, var(--green-100), #ecfdf5); color: var(--green-500); }
.widget-option-info span { font-weight: 600; font-size: 0.95rem; color: var(--gray-900); }

/* Toggle switch */
.toggle-switch { position: relative; width: 52px; height: 28px; flex-shrink: 0; }
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider { position: absolute; cursor: pointer; inset: 0; background: var(--gray-200); border-radius: 28px; transition: all var(--transition); }
.toggle-slider::before {
  content: ''; position: absolute; width: 22px; height: 22px;
  background: var(--white); border-radius: 50%; left: 3px; top: 3px;
  transition: transform var(--transition); box-shadow: 0 2px 6px rgba(0,0,0,0.12);
}
.toggle-switch input:checked + .toggle-slider { background: linear-gradient(135deg, var(--blue-500), var(--green-400)); }
.toggle-switch input:checked + .toggle-slider::before { transform: translateX(24px); }
.toggle-switch input:focus-visible + .toggle-slider { box-shadow: 0 0 0 4px rgba(37,99,235,0.2); }

/* Font controls */
.font-controls { display: flex; gap: 6px; }
.font-btn {
  width: 38px; height: 38px; border: 2px solid var(--gray-200);
  border-radius: 10px; background: var(--white); cursor: pointer;
  font-weight: 700; font-size: 0.9rem; color: var(--gray-900);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition); font-family: inherit;
}
.font-btn:hover { border-color: var(--blue-400); background: var(--blue-50); }
.font-btn.active {
  border-color: var(--blue-500); background: linear-gradient(135deg, var(--blue-500), var(--blue-400));
  color: var(--white); box-shadow: 0 2px 8px rgba(37,99,235,0.3);
}
.lang-select {
  padding: 10px 14px; border: 2px solid var(--gray-200); border-radius: 10px;
  font-family: inherit; font-size: 0.85rem; font-weight: 600;
  color: var(--gray-900); background: var(--white); cursor: pointer;
  outline: none; transition: border-color var(--transition);
}
.lang-select:focus { border-color: var(--blue-400); box-shadow: 0 0 0 4px rgba(37,99,235,0.1); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .section { padding: 80px 0; }
  .hero { min-height: auto; padding: 120px 0 64px; }
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1.05rem; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .stat-number { font-size: 1.8rem; }
  .navbar-links {
    position: fixed; top: 76px; left: 0; right: 0;
    background: rgba(255,255,255,0.98); backdrop-filter: blur(20px);
    flex-direction: column; padding: 28px; gap: 20px;
    border-bottom: 1px solid var(--gray-100); box-shadow: var(--shadow-lg);
    transform: translateY(-120%); transition: transform 0.4s cubic-bezier(0.16,1,0.3,1);
  }
  .navbar-links.open { transform: translateY(0); }
  .lang-switcher { width: 100%; }
  .lang-current { width: 100%; justify-content: center; }
  .lang-dropdown { left: 0; right: 0; }
  .mobile-toggle { display: block; }
  .mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
  .mobile-toggle.active span:nth-child(2) { opacity: 0; }
  .mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }
  .features-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 40px; }
  .steps::before { display: none; }
  .contact-wrapper { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-content { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; gap: 16px 24px; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .pricing-card { padding: 40px 28px; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; margin-left: auto; margin-right: auto; }
  .pricing-card.popular { transform: scale(1); }
  .pricing-card.popular:hover { transform: translateY(-8px); }
  .pricing-popular-tag { right: -28px; }
  .logo-track { gap: 28px; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  h1 { font-size: 1.9rem; }
  .hero { padding: 100px 0 48px; }
  .btn-lg { padding: 16px 32px; font-size: 1rem; }
  .contact-form { padding: 28px 20px; }
  .modal { width: 95%; }
  .modal-body { padding: 20px 24px 28px; }
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--gray-300); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-600); }